12041040220 has 48 divisors (see below), whose sum is σ = 27858098016. Its totient is φ = 4335200000.

The previous prime is 12041040197. The next prime is 12041040233. The reversal of 12041040220 is 2204014021.

It is a junction number, because it is equal to n+sod(n) for n = 12041040194 and 12041040203.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 248731 + ... + 293170.

It is an arithmetic number, because the mean of its divisors is an integer number (580377042).

Almost surely, 2^12041040220 is an apocalyptic number.

12041040220 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

12041040220 is an abundant number, since it is smaller than the sum of its proper divisors (15817057796).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

12041040220 is a wasteful number, since it uses less digits than its factorization.

12041040220 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 542022 (or 542020 counting only the distinct ones).

The product of its (nonzero) digits is 128, while the sum is 16.

Adding to 12041040220 its reverse (2204014021), we get a palindrome (14245054241).

The spelling of 12041040220 in words is "twelve billion, forty-one million, forty thousand, two hundred twenty".